%0 Journal Article %A M. M. Grigor'ev %T Fundamental solutions of Navier--Stokes equations for an unsteady incompressible fluid using the method of penalty functions %J Doklady Akademii Nauk %D 1995 %P 626-629 %V 341 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1995_341_5_a12/ %G ru %F DAN_1995_341_5_a12